ESP32

Allgemeines

Auf Grundder vielen Varianten des ESP32 habe ich mir hier ein paar kleine Entscheidungshilfen zusammengetragen.

ESPTool

worker:/home/chris/.platformio/packages/tool-esptoolpy # python3.12 esptool.py chip_id
esptool.py v4.9.0
Found 3 serial ports
Serial port /dev/ttyUSB0
Connecting.....
Detecting chip type... Unsupported detection protocol, switching and trying again...
Connecting.....
Detecting chip type... ESP32
Chip is ESP32-D0WD-V3 (revision v3.1)
Features: WiFi, BT, Dual Core, 240MHz, VRef calibration in efuse, Coding Scheme None
Crystal is 40MHz
MAC: f4:2d:c9:XX:XX:XX
Uploading stub...
Running stub...
Stub running...
Warning: ESP32 has no Chip ID. Reading MAC instead.
MAC: f4:2d:c9:XX:XX:XX
Hard resetting via RTS pin...